原文地址:
- package log;
- import java.io.UnsupportedEncodingException;
- import java.net.URLEncoder;
- import java.util.regex.Matcher;
- import java.util.regex.Pattern;
- /**
- * 正則替換字串裡面的漢字部分。
- *
- * @author 趙學慶 www.java2000.net
- */
- public class URLEncoderHZ {
- public static void main(String[] args) throws Exception {
- String str = "http://192.168.1.1:8080/resources/電話.xls";
- System.out.println(encode(str, "UTF-8"));
- }
- private static String zhPattern = "[/u4e00-/u9fa5]+";
- /**
- * 替換字串卷
- *
- * @param str 被替換的字串
- * @param charset 字元集
- * @return 替換好的
- * @throws UnsupportedEncodingException 不支援的字元集
- */
- public static String encode(String str, String charset) throws UnsupportedEncodingException {
- Pattern p = Pattern.compile(zhPattern);
- Matcher m = p.matcher(str);
- StringBuffer b = new StringBuffer();
- while (m.find()) {
- m.appendReplacement(b, URLEncoder.encode(m.group(0), charset));
- }
- m.appendTail(b);
- return b.toString();
- }
- }
運行結果
http://192.168.1.1:8080/resources/%E7%94%B5%E8%AF%9D.xls